If ice melts, the water level rises.
...... , the water level rises.

If you speak slowly, everybody understands you.
...... , everybody understands you.

If you get sick, take some medicine.
...... , take some medicine.

If you don't eat, you die soon.
...... , you die soon.

If you add two and two together, you get four.
...... , you get four.

If you speak to Helen, tell her I'll be a little late tonight.
...... , tell her I'll be a little late tonight.

If you don't water plants regularly, they die.
...... , they die.

If you eat too much sugar, you get fat.
...... , you get fat.

If you put your hand in fire, it hurts.
...... , it hurts.

If it's cold outside, people wear warm clothes.
...... , people wear warm clothes.